Sensor



FIG. 1 is front perspective view of an implementation of a sensor;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view;

FIG. 4 is a front rear view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is front perspective view of a second implementation of a sensor;

FIG. 9 is a left side view thereof;

FIG. 10 is a right side view;

FIG. 11 is a front rear view thereof;

FIG. 12 is a back view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

All broken lines represent unclaimed features of the article to which the design is applied. 

CLAIM The ornamental design for a sensor, as shown and described. 